Ionomer composition

Details Ionomer composition Ionomer composition

1990-09-21

1993-01-12

Seidleck, James J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525240, 525919, C08L 3302, C08L 2304

Patent

active

051791684

ABSTRACT:
Disclosed is an ionomer composition comprising an ethylene/unsaturated carboxylic acid copolymer which is at least partially neutralized with at least one alkali metal selected from the group consisting of potassium, rubidium and cesium, wherein the ethylene/unsaturated carboxylic acid copolymer is a blend comprising (A) an ethylene/unsaturated carboxylic acid copolymer having an unsaturated carboxylic acid content of 6 to 15 mole % and (B) an ethylene/unsaturated carboxylic acid copolymer having an unsaturated carboxylic acid content of 0.5 to 5 mole % at an (A)/(B) weight ratio of from 10/90 to 80/20, and the alkali metal is present in an amount at least 0.4 millimole but smaller than 1.3 millimoles per gram of the ionomer composition.
This ionomer composition has an excellent antistatic property and an excellent heat moldability.

REFERENCES:
patent: 4252924 (1981-02-01), Chatterjee
patent: 4308365 (1981-12-01), Czerwinski
patent: 4367113 (1983-01-01), Karim et al.
patent: 4690981 (1987-09-01), Statz
patent: 4783494 (1988-11-01), Allen
patent: 4801649 (1989-01-01), Statz
patent: 4882393 (1989-11-01), Herwig et al.
patent: 4956418 (1990-09-01), Tanaka et al.

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